diff --git a/lib/www/server/ws/index.js b/lib/www/server/ws/index.js
index 6452374..53763d4 100644
--- a/lib/www/server/ws/index.js
+++ b/lib/www/server/ws/index.js
@@ -10,6 +10,10 @@ function start (server, pingInterval=30000) {
 	wsServer.on('connection', socket => {
 
 		function scheduleJwtRefresh (token) {
+			if (!token) {
+				console.warn("No token to refresh!");
+				return;
+			}
 			const decoded = jwt.decode(token);
 			console.log("scheduleJwtRefresh for token", token);
 			console.log("decoded as", decoded);